Note 10 - Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

	Real Estate Operating Leases		Office Equipment Operating Lease		Total Operating Leases
2013	$	624	$	14	$	638
2014		740		10		750
2015		760				760
2016 and thereafter		4,727		-		4,727
	$	6,851	$	24	$	6,875

Long-term Purchase Commitment [Table Text Block]

	Purchase Obligations
2013	$	595
2014		623
2015		312
Thereafter		198
	$	1,728